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      Elev 4554 ft, 43.896 °N 103.419 °W

      Keystone, SD

      Keystone Station45°
      Updated: 8:45 AM MDT on October 14, 2026 (GMT -6)
      5 minutes ago
      51°
      42°
      45
      Feels Like 45
      Mostly Cloudy
      N
      3
      Similar temperature is expected today
      Wundermap

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       Wundermap
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Today
        Thu 10/15
        High 51°f
         71% Precip. / 0.06 in
        Cloudy with occasional rain showers. High 51F. Winds SE at 5 to 10 mph. Chance of rain 70%.
        Tonight
        Thu 10/15
        Low 43°f
         45% Precip. / 0.09 in
        Cloudy with occasional rain showers. Low 43F. Winds N at 10 to 15 mph. Chance of rain 50%.
        Tomorrow
        Fri 10/16
        High 50°f27°f
         5% Precip. / 0 in
        Some clouds in the morning will give way to mainly sunny skies for the afternoon. High around 50F. Winds NNW at 15 to 25 mph. Higher wind gusts possible.
        Hourly Forecast
        Now
        45°
        9AM
        75%
        45°
        10AM
        59%
        47°
        11AM
        54%
        48°
        12PM
        56%
        48°
        1PM
        34%
        50°
        2PM
        50°
        3PM
        51°
        4PM
        51°
        5PM
        36%
        49°
        6PM
        48°
        6:11PM
        Sunset
        7PM
        46°
        8PM
        45°
        9PM
        31%
        45°
        10PM
        41%
        44°
        11PM
        44%
        44°
        12AM
        42%
        44°
        1AM
        43%
        45°
        2AM
        46%
        45°
        3AM
        45°
        4AM
        33%
        46°
        5AM
        46°
        6AM
        45°
        7AM
        44°
        7:08AM
        Sunrise
        8AM
        45°
        Precipitation
        75%
        Rain expected around 9:15 AM
        Pollen
        None
        Air Quality
        23
        Good
        UV Index
        1
        Low
        Additional Conditions
        1. Pressure 30.2 in
        2. Visibility 8 miles
        3. Clouds Mostly Cloudy
        4. Dew Point42°F
        5. Humidity 89%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KCUT Station History
        Almanac for October 14, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 51°F 55°F 80°F 1964
        4. Low 42°F 37°F 16°F 2018
        5. Rain/Snow Depth
        6. Precipitation 0.15 in 3.5 in -
        7. Snow 0 in 0 in -
        Almanac for October 15, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 50°F 55°F 78°F
        4. Low 32°F 37°F 18°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:07 AM 6:11 PM
        3. Civil Twilight 6:38 AM 6:40 PM
        4. Nautical Twilight 6:04 AM 7:13PM
        5. Astronomical Twilight 5:31 AM 7:47 PM
        1. Length of Visible Light 12h 2m
        2. Length of Day 11h 4m
        3. Tomorrow will be 2 minutes 55 seconds shorter
        1. Moon 11:40 AM 8:01 PM
        2. Waxing Crescent16% of the Moon is Illuminated
        Oct 18
        Waxing Half First Qtr
        Oct 25
        Full Moon
        Nov 1
        Waning Half Last Qtr
        Nov 9
        New Moon
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